Embryo past paper 1

What hormone stimulates contraction of myoepithelial cells in the mammary glands for milk ejection?

• Prolactin

• Oxytocin

• Estrogen

• Progesterone

Chief cells and oxyphil cells are found in which gland?

• Parathyroid gland

• Thyroid gland

• Adrenal gland

• Pituitary gland

The allantois is lined by which type of germ layer?

• Ectoderm

• Endoderm

• Mesoderm

• Mesothelium

Cortical granules are produced in which cell?

• Granulosa cells

• Theca cells

• Oocyte

• Sertoli cells

What is the epithelial lining of the tubuli recti?

• Pseudostratified columnar

• Stratified columnar

• Stratified cuboidal

• Simple cuboidal

What is the epithelial lining of the cervix (Internal OS)?

• Stratified squamous

• Simple columnar

• Simple cuboidal

• Stratified non-keratinised squamous

Which cell has flattened squamous cells and is arrested in prophase of meiosis I?

• Unilaminar primary oocyte

• Multilaminar primary oocyte

• Primordial oocyte

• Secondary oocyte

Which is a component of the mature (Graafian) follicle?

• Corona radiata

• Second polar body

• Theca lutein cells

• Cumulus oophorus

Which statement is true about mammary glands?

• Secrete colostrum

• Are modified sebaceous glands

• Are modified sweat glands

• Are inactive after puberty

Which is not part of the paracrine signaling pathway?

• WNT

• Notch

• Hedgehog

• FGF